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Carbon-Based TechnologyROCO:7719 +5.64%12 PB Ratio is 3.48 as of Aug. 02, 2026, which is 31% below its 10-year median of 5.01. GuruFocus rates ROCO:7719 with a GF Score™ of 12/100. The stock has 6 warning signs investors should review. Among 342 Aerospace & Defense companies, Carbon-Based Technology ranks worse than 50.29% on this metric.
The historical rank and industry rank for Carbon-Based Technology's PB Ratio or its related term are showing as below:
ROCO:7719'
s PB Ratio Range Over the Past 10 Years
Min: 2.75 Med: 5.01 Max: 23.59
Current: 3.48
During the past 6 years, Carbon-Based Technology's highest PB Ratio was 23.59. The lowest was 2.75. And the median was 5.01.
ROCO:7719's PB Ratio is ranked worse than 50.29% of 342
companies
in the Aerospace & Defense industry
Industry Median: 3.445
vs ROCO:7719: 3.48
During the past 12 months, Carbon-Based Technology's average Book Value Per Share Growth Rate was 307.80% per year.
During the past 3 years, the average Book Value Per Share Growth Rate was 80.80% per year.
During the past 5 years, the average Book Value Per Share Growth Rate was 66.70% per year.
During the past 6 years, the highest 3-Year average Book Value Per Share Growth Rate of Carbon-Based Technology was 106.30% per year. The lowest was 20.20% per year. And the median was 80.80% per year.
The PB Ratio works the best for the businesses that earn most of their profit from their assets, e.g. banks and insurance companies.
Be Aware
Some businesses have very light assets, such as software companies or insurance agencies. The PB Ratio does not work well for these companies. Some companies even have negative equity, so the PB Ratio cannot be applied to them.
* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD. * For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.
For the Aerospace & Defense subindustry, Carbon-Based Technology's PB Ratio, along with its competitors' market caps and PB Ratio data, can be viewed below:
* Competitive companies are chosen from companies within the same industry, with headquarter located in same country, with closest market capitalization; x-axis shows the market cap, and y-axis shows the term value; the bigger the dot, the larger the market cap. Note that "N/A" values will not show up in the chart.
Carbon-Based Technology PB Ratio vs Aerospace & Defense Industry
For the Aerospace & Defense industry and Industrials sector, Carbon-Based Technology's PB Ratio distribution charts can be found below:
* The bar in red indicates where Carbon-Based Technology's PB Ratio falls into.
The PB Ratio, or Price-to-Book ratio, or Price/Book, is a financial ratio used to compare a company's market price to its Book Value per Share. It is a ratio widely used to value stocks.
* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD. * For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.
It can also be calculated from the numbers for the whole company:
A closely related ratio is called Price-to-Tangible-Book. The difference between Price-to-Tangible-Book and PB Ratio is that book value other than intangibles are used in the calculation.
Carbon-Based Technology (ROCO:7719) has a PB Ratio of 3.48 as of Aug. 02, 2026. Price-to-Book ratio is the ratio of share price to a company's book value per share. View historical data on Carbon-Based Technology and its competitors. This is 31% below median its historical median of 5.01. Over the past decade, Carbon-Based Technology's PB Ratio has ranged from 2.75 to 23.59. According to the industry distribution chart, Carbon-Based Technology ranks #172 out of 342 companies in the Aerospace & Defense industry, placing it in the top 50.3%.
Is Carbon-Based Technology's PB Ratio too high?
Carbon-Based Technology's current PB Ratio of 3.48 is 31% below median its 10-year median of 5.01. Over the past 10 years, this metric has ranged from a low of 2.75 to a high of 23.59. The Aerospace & Defense industry median PB Ratio is 3.45. Carbon-Based Technology's value of 3.48 is 1% above this industry median. Based on the distribution chart, Carbon-Based Technology ranks #172 out of 342 companies in the Aerospace & Defense industry, which is below the industry midpoint. Overall, Carbon-Based Technology has a GF Score™ of 12/100, reflecting its overall financial health beyond just this single metric.
How does Carbon-Based Technology's PB Ratio compare to SPCX and GE?
According to the Aerospace & Defense industry distribution chart, Carbon-Based Technology ranks #172 out of 342 companies for PB Ratio. This places Carbon-Based Technology in the lower half of its industry. The industry median PB Ratio is 3.45. Carbon-Based Technology's value of 3.48 is 1% above this benchmark. Historically, Carbon-Based Technology's own PB Ratio has ranged from 2.75 to 23.59 over the past decade. While the company's 10-year median is 5.01 vs. the industry median of 3.45, Carbon-Based Technology has consistently been above the industry average. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good PB Ratio for an Aerospace & Defense company?
The median PB Ratio among Aerospace & Defense companies is 3.45, based on 342 companies in the industry. Companies in the top quartile (top 25%) have a PB Ratio significantly above this median, while those in the bottom quartile fall well below. However, PB Ratio should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Carbon-Based Technology's current PB Ratio of 3.48 is 1% above the industry median. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high PB Ratio mean?
A high PB Ratio can signal that a stock is expensive relative to its fundamentals. Price-to-Book ratio is the ratio of share price to a company's book value per share. View historical data on Carbon-Based Technology and its competitors. For the Aerospace & Defense industry, the median PB Ratio is 3.45 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Carbon-Based Technology's current PB Ratio is 3.48, which is 31% below median its own 10-year median of 5.01. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Carbon-Based Technology stock overvalued right now?
Carbon-Based Technology (ROCO:7719) has a current PB Ratio of 3.48. The current PB Ratio is 3.48, which is 31% below median its 10-year median of 5.01 and 1% above the Aerospace & Defense industry median of 3.45. Carbon-Based Technology's overall GF Score™ is 12/100 with 6 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is PB Ratio calculated?
PB Ratio is calculated from a company's financial statements. For Carbon-Based Technology (ROCO:7719), the current PB Ratio is 3.48 as of Aug. 02, 2026. GuruFocus calculates this using data sourced from SEC filings and annual reports. See the calculation section and 30-year financial data on this page for the full breakdown.
Carbon-Based Technology Inc is mainly engaged in the research and development and manufacturing of precision composite materials and unmanned aerial vehicle bodies and systems. In addition, the high-end aviation parts manufacturing technology is used to develop the manufacturing and assembly of military large-scale UAV composite material body in an all-round way, and fully contribute to the national defense industry.
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